obd 1 conversion gone awry

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Old Jun 13, 2005 | 07:58 AM
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Default obd 1 conversion gone awry

I'm converting my 91 b16a crx to obd1. I bought a chipped p28 and a dohc obd1 vtec dizzy , with obd0 plug on it. If i knew it was this ghetto i wouldnt have got it, and the dick wont refund me.

The two wire plug has a conversion harness, and the 7 wire plug has a obd0 plug on it. Car wont start with no spark. So i looked at it and it seemed one wire was off so i fixed it. Try to start and no luck. Then i switch the two white wires and try to start and still no luck.

I'm out of ideas. i need help and i need my car back 2 weeks ago. I'm a day away from buying a new dizzy and rywire.
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Old Jun 13, 2005 | 08:50 AM
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that sucks, do you know for sure it's obd1?
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Old Jun 13, 2005 | 10:00 AM
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Default Re: (bagpipe goatee)

honestly i have no clue what it is. Except for the fact that it bolts to my head and all the holes line up, so i'm guessing it is obd1 dohc vtec. It came with the obd1 plugs, but for some reason all teh cut wires had sodder on them. Not sure why.

But i'm guessing that its wired incorrectly. Assuming all teh other conditions and parts are good, it would have to be wiring. I'm trying to find out about my ecu jumper, if its wired by color or by sensor. Because i rewired the dizzy by color. So that could very well be my problem there. But the jumper has all black wires on it, and it'd probably take me hours to download and read through pin outs.
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Old Jun 13, 2005 | 10:08 AM
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Default Re: (type Gendy)

buy a new adapter
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Old Jun 13, 2005 | 10:19 AM
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PM Blown90Hatch...solve all your problems
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Old Jun 13, 2005 | 10:27 AM
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Default Re: (RuthlessEF-9)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by RuthlessEF-9 &raquo;</TD></TR><TR><TD CLASS="quote">PM Blown90Hatch...solve all your problems</TD></TR></TABLE>

for what? think he could give me instructions? i didnt by the jumper from him so he probably couldnt tell me how it was wired

I cant really buy a new adapter harness without buying a new dizzy, cause this one is all hacked up
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Old Jun 13, 2005 | 11:01 AM
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Default Re: (type Gendy)

i WENT back and reread my instructions from the ecu jumper.It does say color match all the dizzy wires, and then the thin white with white and thick white with ylw/ green. So apparently thats not the problem.
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Old Jun 13, 2005 | 11:03 AM
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Default Re: (type Gendy)

sounds like this guy hosed you typ3 g3ndy

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Old Jun 13, 2005 | 11:14 AM
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Default Re: (Mag00n)

you got hosed tommy, you got hosed
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Old Jun 13, 2005 | 11:33 AM
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Default Re: (riceisnicenv)

heya, Jason is the man (blown90hatch) but he's very busy at the moment. He'll probably just tell you to see US Rywire.com
If that is for sure an OBD1 Distributor with an OBD0 plug, i can recontruct the wiring to be OBD1. We also sell OBD0 to OBD1 Distributor Adapters for $25. which is probably what someone was avoiding by putting OBD0 plugs on it. Prolly charge $30 inc. shipping back to you to repin it.
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Old Jun 13, 2005 | 11:37 AM
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Default Re: (NikoZai)

good price, but i got it figured out. Wires are pinned correctly. something else is causing no spark then. Maybe the dizzy is fried.

Dont really have any other friends with 4g civics gone obd1 to test on though
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Old Jun 13, 2005 | 12:25 PM
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Default Re: (type Gendy)

When i ground out the scs on the p28, i'm gettin a solid cel when the car is on but not running. Is that telling me something?
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Old Jun 13, 2005 | 02:00 PM
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Default Re: (type Gendy)

start from scratch again, try someone elses ecu, have nick h look at the wiring
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Old Jun 13, 2005 | 02:24 PM
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Default Re: (Evil Nick M)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Evil Nick M &raquo;</TD></TR><TR><TD CLASS="quote"> have nick h look at the wiring </TD></TR></TABLE>

teehee


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Old Jun 14, 2005 | 07:32 PM
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Default Re: (Mag00n)

Would i see spark with the pr3 using the obd1 dizzy? I know the car wouldnt run, but would i still be getting sparK?


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Old Jun 15, 2005 | 08:26 PM
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Default Re: (type Gendy)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by type Gendy &raquo;</TD></TR><TR><TD CLASS="quote">Would i see spark with the pr3 using the obd1 dizzy? I know the car wouldnt run, but would i still be getting sparK?


</TD></TR></TABLE>
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Old Jun 15, 2005 | 09:12 PM
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Default Re: (type Gendy)

do you know there is a b16a distro that is OBD0 plug..

just thought id throw this in.
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Old Jun 15, 2005 | 09:13 PM
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Default Re: (shortyz)

i'm not sure what you mean

b16a IS obd0
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Old Jun 15, 2005 | 09:15 PM
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Default Re: (type Gendy)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by type Gendy &raquo;</TD></TR><TR><TD CLASS="quote">i'm not sure what you mean

b16a IS obd0</TD></TR></TABLE>

b16a1 is obd0
b16a2 is obd1
b16a3 is obd2

correct me if i'm wrong pleeaaasssee
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Old Jun 15, 2005 | 09:21 PM
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Default Re: (riceisnicenv)

yea, i think u got 2 and 3 mixed up...anyways thats not really the point

and for the sake of engine codes, nothing was stamped b16a1
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Old Jun 15, 2005 | 09:28 PM
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Default Re: (type Gendy)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by type Gendy &raquo;</TD></TR><TR><TD CLASS="quote">yea, i think u got 2 and 3 mixed up...anyways thats not really the point

and for the sake of engine codes, nothing was stamped b16a1</TD></TR></TABLE>
The stamped engine code doesn't matter. You can run an OBDII motor with an OBD0 harness and ECU if need be.....
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Old Jun 15, 2005 | 09:30 PM
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Default Re: (type Gendy)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by type Gendy &raquo;</TD></TR><TR><TD CLASS="quote">and for the sake of engine codes, nothing was stamped b16a1</TD></TR></TABLE>

true... i was just being a code ****. back to the topic
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Old Jun 15, 2005 | 09:31 PM
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Default Re: (1boostedhybrid)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by 1boostedhybrid &raquo;</TD></TR><TR><TD CLASS="quote">
The stamped engine code doesn't matter. You can run an OBDII motor with an OBD0 harness and ECU if need be.....</TD></TR></TABLE>

i know , and vice versa. right now i'm trying to figure out why i dont have spark, and whether its a faulty distributor or ecu
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Old Jun 15, 2005 | 09:34 PM
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Default Re: (type Gendy)

i think you should get a new dizzy. i think the one you have is FUBAR.
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Old Jun 15, 2005 | 09:37 PM
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Default Re: (riceisnicenv)

but then i realized i got a code 0 which means bad ecu
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